CN108505039A - A kind of method of sugarcane root cutter laser alloying - Google Patents
A kind of method of sugarcane root cutter laser alloying Download PDFInfo
- Publication number
- CN108505039A CN108505039A CN201810578077.5A CN201810578077A CN108505039A CN 108505039 A CN108505039 A CN 108505039A CN 201810578077 A CN201810578077 A CN 201810578077A CN 108505039 A CN108505039 A CN 108505039A
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- CN
- China
- Prior art keywords
- alloying
- root cutter
- sugarcane root
- laser
- sugarcane
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Classifications
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C24/00—Coating starting from inorganic powder
- C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
- C23C24/10—Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
- C23C24/103—Coating with metallic material, i.e. metals or metal alloys, optionally comprising hard particles, e.g. oxides, carbides or nitrides
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D45/00—Harvesting of standing crops
- A01D45/10—Harvesting of standing crops of sugar cane
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Laser Beam Processing (AREA)
Abstract
A kind of method of sugarcane root cutter laser alloying, includes the following steps：To waiting for that laser alloying region carries out preprocessing processing on sugarcane root cutter working surface；Cleaning waits for laser alloying region, and dries；The surface alloying coating configured is coated uniformly on and waits for laser alloying region, and is dried；Sugarcane root cutter is placed on laser processing platform, the coated side of sugarcane root cutter is scanned with laser；Continuous scanning makes not overlap between adjacent alloying band, and there are gaps；Surface testing is carried out to sugarcane root cutter alloying layer.The characteristics of present invention quickly heats using the laser beam of high-energy density and is quickly cooled down solidification, reinforced composite material is enhanced to melt surface layer addition metal-base particles to the working surface laser beam of sugarcane root cutter, form fine and close alloying layer, carbide particle is covered in working region in the form of metallurgical binding, the wear-resisting property of working face is promoted with high rigidity carbide particle, and then promotes product service life.
Description
Technical field
The invention belongs to material surface modifying technology fields, and in particular to a kind of side of sugarcane root cutter laser alloying
Method.
Background technology
The cane planting in China is concentrated mainly on the ground such as Guangxi, Guangdong and Hainan, and more gravels in soil wear root cutter
Especially severe.The wearability for improving root cutter, can not only promote the service life of root cutter, reduce the consumption of cutter material,
And the replacement frequency of root cutter can be reduced, cutting efficiency is promoted, harvest cost is reduced.Traditional sugarcane root cutter is domestic and international
The intensifying methods such as generally use general tool steel+heat treatment/spraying/chemical treatment make, and are prone to wear out.Laser alloying is sweet
Application in terms of sugarcane root cutter reinforcing still belongs to blank.So developing a kind of method of sugarcane root cutter laser alloying, have
Have wide practical use.
Invention content
The purpose of the present invention is to provide a kind of methods of sugarcane root cutter laser alloying, not only can significantly extend sweet
The service life of sugarcane root cutter, and it is simple for process, and easy to make, production efficiency is high.
Present invention laser alloying method used for the above purpose mainly includes the following steps that：
(1) to waiting for that laser alloying region carries out preprocessing processing on sugarcane root cutter working surface；
(2) cleaning waits for laser alloying region, except impurity such as degreasings, and dries；
(3) surface alloying coating configured is coated uniformly on and waits for laser alloying region, coating layer thickness 0.2-
0.4mm, and dry；
(4) sugarcane root cutter is placed on laser processing platform, the coated side of sugarcane root cutter is swept with laser
It retouches, scan power 2.5-4Kw, sweep speed 800-1000mm/min；Protective gas, the flow of protective gas are passed through in molten bath
For 3-5L/min；
(5) continuous scanning is not taken to reduce the deformation of sugarcane root cutter and stress concentration between adjacent alloying band
It connects, there are gaps；
(6) Surface testing is carried out to sugarcane root cutter alloying layer.
Further, in the step (1), preprocessing processing mode is that surface grinding machine is ground or angle grinder is polished.
Further, in the step (2), absolute ethyl alcohol or purity is used to wait for laser alloying for 98% acetone cleaning
Region.
Further, in the step (3), surface alloying coating using metal-base particles enhancing reinforced composite material with it is anhydrous
Ethyl alcohol mixes, and the mass ratio of the two is 10:1. the matter for the component and each component that metal-base particles enhancing reinforced composite material includes
Measuring percentage is：60%-70% nickel, 2%-8% tungsten, 3%-10% titaniums, 3%-10% zirconiums, 2%-8% rare earths, 2%-8% boron,
8%-18% carbon.
Further, in the step (3), drying temperature is 120-150 DEG C.
Further, in the step (4), protective gas is argon gas.
Further, in the step (5), there are the gaps of 1-2mm between adjacent alloying band.
Further, in the step (6), surface penetration detection is carried out to sugarcane root cutter alloying layer.
Present invention sugarcane root cutter used for the above purpose is made by aforementioned laser alloyage process.
By above-mentioned technical proposal, the present invention quickly heats and is quickly cooled down solidification using the laser beam of high-energy density
Feature enhances complex intensifying material to the working surface laser beam of sugarcane root cutter to melt surface layer addition metal-base particles
Material forms fine and close alloying layer, and carbide particle is covered in working region in the form of metallurgical binding, with high rigidity carbide
Grain promotes the wear-resisting property of working face, and then promotes product service life.
A kind of method of sugarcane root cutter laser alloying of the invention has the beneficial effect that：
Using the sugarcane root cutter produced by the present invention with alloying layer, the complicated abrasion work in gravel soil can be met
Condition；And it is simple for process, production efficiency is high.The service life of existing sugarcane root cutter is substantially improved in the present invention.It is tried by upper machine
Test, 3 times of the more untreated sugarcane root cutter life-span upgrading of service life of the sugarcane root cutter through Laser Alloying Treatment with
On.
In addition, the sugarcane root cutter through Laser Alloying Treatment compared with existing product, can generate the self-sharpening blade effect become apparent
Fruit remains cutting edge sharpness, while promoting operating efficiency, significantly improves cut quality.
Above description is only the general introduction of technical solution of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, and in order to allow the above and other objects, features and advantages of the present invention can
It is clearer and more comprehensible, it is special below to lift preferred embodiment, and coordinate attached drawing, detailed description are as follows.
Description of the drawings
Fig. 1 is sugarcane root cutter laser alloying product front view of the embodiment of the present invention.
Fig. 2 is sugarcane root cutter laser alloying product back view of the embodiment of the present invention.
Fig. 3 is the scan path of laser in step of the present invention (4).
【Main element symbol description】
1- laser alloyings region
2- sugarcane root cutter matrixes (reserved area)
3- laser beam scan paths
4- sugarcane root cutter blade tips
5- sugarcane root cutter cutting edges
Specific implementation mode
It is of the invention to reach the technological means and effect that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Attached drawing and preferred embodiment are described in detail.
It please refers to Fig.1 to Fig.3, a kind of method of sugarcane root cutter laser alloying of the present invention includes the following steps：
(1) using surface grinding machine to waiting for that laser alloying region 1 is ground on sugarcane root cutter working surface, completely
Expose metallic luster；
(2) it is cleaned repeatedly using absolute ethyl alcohol and waits for laser alloying region 1, except impurity such as degreasings, reuse cleaning
Cotton wiped clean, and room temperature dries；
(3) surface alloying coating configured is coated uniformly on and waits for laser alloying region 1, dried using heating plate
Dry, 120 DEG C of drying temperature uses miking coating layer thickness, thickness range 0.15-0.2mm after dry；Surface alloying coating at
It is divided into metal-base particles enhancing reinforced composite material and absolute ethyl alcohol, the mass ratio of the two is 10:1；
(4) sugarcane root cutter is placed on 4KW semiconductor laser processing platforms, the coating with laser to sugarcane root cutter
Face is scanned, scan power 3KW, sweep speed 800mm/min, and spot size is 10 × 5mm；Molten bath is protected using argon gas
Shield, shield gas flow rate 5L/min；Laser beam scan path is shown in Fig. 3；
(5) in order to ensure that blade tip position is not burnt, alloying band need to reserve the regions 1mm away from blade tip, and continuous scanning is adjacent
It is not overlapped between two alloying bands, the gaps 1mm need to be reserved；
(6) the defects of carrying out surface penetration detection to sugarcane root cutter alloying layer, checking whether there is crackle, ensures outside it
It sees, size and surface quality meet design requirement.
The above is only the preferred embodiment of patent of the present invention, any person skilled in the art, not
It is detached from the art of this patent aspects, any simple modification made to the above embodiment of the technical spirit according to this patent,
Equivalent variations and modification, in the range of still falling within the art of this patent scheme.
Claims (9)
1. a kind of method of sugarcane root cutter laser alloying, it is characterised in that include the following steps：
(1) to waiting for that laser alloying region carries out preprocessing processing on sugarcane root cutter working surface；
(2) cleaning waits for laser alloying region, and dries；
(3) surface alloying coating configured is coated uniformly on and waits for laser alloying region, coating layer thickness 0.2-0.4mm, and
Drying；
(4) sugarcane root cutter is placed on laser processing platform, the coated side of sugarcane root cutter is scanned with laser, is swept
It is 2.5-4Kw, sweep speed 800-1000mm/min to retouch power；Protective gas is passed through in molten bath, the flow of protective gas is 3-
5L/min；
(5) continuous scanning makes not overlap between adjacent alloying band, and there are gaps；
(6) Surface testing is carried out to sugarcane root cutter alloying layer.
2. the method for sugarcane root cutter laser alloying according to claim 1, it is characterised in that in the step (1),
Preprocessing processing mode is that surface grinding machine is ground or angle grinder is polished.
3. the method for sugarcane root cutter laser alloying according to claim 1, it is characterised in that in the step (2),
Absolute ethyl alcohol or purity is used to wait for laser alloying region for 98% acetone cleaning.
4. the method for sugarcane root cutter laser alloying according to claim 1, it is characterised in that in the step (3),
Surface alloying coating is mixed using metal-base particles enhancing reinforced composite material with absolute ethyl alcohol, and the mass ratio of the two is 10:1；Gold
The mass percent for belonging to the base particle enhancing reinforced composite material component and each component that include is：60%-70% nickel, 2%-8%
Tungsten, 3%-10% titaniums, 3%-10% zirconiums, 2%-8% rare earths, 2%-8% boron, 8%-18% carbon.
5. the method for sugarcane root cutter laser alloying according to claim 1, it is characterised in that in the step (3),
Drying temperature is 120-150 DEG C.
6. the method for sugarcane root cutter laser alloying according to claim 1, it is characterised in that in the step (4),
Protective gas is argon gas.
7. the method for sugarcane root cutter laser alloying according to claim 1, it is characterised in that in the step (5),
There are the gaps of 1-2mm between adjacent alloying band.
8. the method for sugarcane root cutter laser alloying according to claim 1, it is characterised in that in the step (6),
Surface penetration detection is carried out to sugarcane root cutter alloying layer.
9. sugarcane cuts root made from the method for the sugarcane root cutter laser alloying according to any one of claim 1-8
Knife.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810578077.5A CN108505039A (en) | 2018-06-07 | 2018-06-07 | A kind of method of sugarcane root cutter laser alloying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810578077.5A CN108505039A (en) | 2018-06-07 | 2018-06-07 | A kind of method of sugarcane root cutter laser alloying |
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| Publication Number | Publication Date |
|---|---|
| CN108505039A true CN108505039A (en) | 2018-09-07 |
Family
ID=63402666
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|---|---|---|---|
| CN201810578077.5A Pending CN108505039A (en) | 2018-06-07 | 2018-06-07 | A kind of method of sugarcane root cutter laser alloying |
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Citations (11)
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|---|---|---|---|---|
| CN1532304A (en) * | 2003-03-18 | 2004-09-29 | 浙江工业大学 | Cutter and its processing method |
| CN1554803A (en) * | 2003-12-22 | 2004-12-15 | 华中科技大学 | Method and its device for preparing cutter by laser coating composite ceramic layer |
| CN1831195A (en) * | 2006-04-14 | 2006-09-13 | 清华大学 | Distribution type laser spot alloying method |
| CN1932079A (en) * | 2006-10-12 | 2007-03-21 | 沈阳大陆激光成套设备有限公司 | Laser nanometer cermet alloying process for surface of metallurgic hot roller |
| CN101109031A (en) * | 2007-08-17 | 2008-01-23 | 沈阳大陆激光成套设备有限公司 | Laser alloying strengthening technique for railway runway switch |
| CN102242360A (en) * | 2011-06-24 | 2011-11-16 | 吉林大学 | Method for bionic coupling of strengthened and toughened mechanical parts |
| CN103600213A (en) * | 2013-11-12 | 2014-02-26 | 燕山大学 | Method for manufacturing cutting edges of cutting boards of hot shearing machines for bars |
| CN104294269A (en) * | 2014-10-08 | 2015-01-21 | 仪征威龙发动机零部件有限公司 | Process for processing valve seat |
| CN105369245A (en) * | 2014-08-28 | 2016-03-02 | 江苏万力机械股份有限公司 | Laser repairing and strengthening composite treating method for damage cutter of shearing equipment |
| CN106756997A (en) * | 2016-12-07 | 2017-05-31 | 山东大学苏州研究院 | A kind of ceramic reinforced Metal Substrate laser cladding layer and its preparation technology |
| CN107794529A (en) * | 2017-10-24 | 2018-03-13 | 燕山大学 | A kind of alloying preparation method of angle steel hot roll |
-
2018
- 2018-06-07 CN CN201810578077.5A patent/CN108505039A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1532304A (en) * | 2003-03-18 | 2004-09-29 | 浙江工业大学 | Cutter and its processing method |
| CN1554803A (en) * | 2003-12-22 | 2004-12-15 | 华中科技大学 | Method and its device for preparing cutter by laser coating composite ceramic layer |
| CN1831195A (en) * | 2006-04-14 | 2006-09-13 | 清华大学 | Distribution type laser spot alloying method |
| CN1932079A (en) * | 2006-10-12 | 2007-03-21 | 沈阳大陆激光成套设备有限公司 | Laser nanometer cermet alloying process for surface of metallurgic hot roller |
| CN101109031A (en) * | 2007-08-17 | 2008-01-23 | 沈阳大陆激光成套设备有限公司 | Laser alloying strengthening technique for railway runway switch |
| CN102242360A (en) * | 2011-06-24 | 2011-11-16 | 吉林大学 | Method for bionic coupling of strengthened and toughened mechanical parts |
| CN103600213A (en) * | 2013-11-12 | 2014-02-26 | 燕山大学 | Method for manufacturing cutting edges of cutting boards of hot shearing machines for bars |
| CN105369245A (en) * | 2014-08-28 | 2016-03-02 | 江苏万力机械股份有限公司 | Laser repairing and strengthening composite treating method for damage cutter of shearing equipment |
| CN104294269A (en) * | 2014-10-08 | 2015-01-21 | 仪征威龙发动机零部件有限公司 | Process for processing valve seat |
| CN106756997A (en) * | 2016-12-07 | 2017-05-31 | 山东大学苏州研究院 | A kind of ceramic reinforced Metal Substrate laser cladding layer and its preparation technology |
| CN107794529A (en) * | 2017-10-24 | 2018-03-13 | 燕山大学 | A kind of alloying preparation method of angle steel hot roll |
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